Finding the Third Proportional to 77,960 and 168,392.50

Step by Step Solution

1. Step 1: Write the proportion equation
   77,960 : 168,392.50 = 168,392.50 : x
2. Step 2: Convert to fraction form
   77,960/168,392.50 = 168,392.50/x
3. Step 3: Cross multiply
   77,960x = 168,392.50 × 168,392.50
4. Step 4: Simplify right side
   77,960x = 28,356,034,056.25
5. Step 5: Solve for x
   x = 28,356,034,056.25/77,960
6. Step 6: Final answer
   x = 363,725.42